May 14, 2015, 4:28PM

A Boeing B-17G Flying Fortress named the Aluminum Overcast, owned by the Experimental Aircraft Association, visis Lehigh Valley International Airport on May 14, 2015. The association was promoting upcoming flights out of the Hanover Township, Lehigh County, airport aboard the plane, one of less than 15 airworthy B-17Gs remaining.

May 14, 2015, 3:41PM

A Boeing B-17G Flying Fortress named the Aluminum Overcast, owned by the Experimental Aircraft Association, visits Lehigh Valley International Airport on May 14, 2015. The association was promoting upcoming flights out of the Hanover Township, Lehigh County, airport aboard the plane, one of less than 15 airworthy B-17Gs remaining.

May 14, 2015, 3:41PM

A Boeing B-17G Flying Fortress named the Aluminum Overcast, owned by the Experimental Aircraft Association, visits Lehigh Valley International Airport on May 14, 2015. The association was promoting upcoming flights out of the Hanover Township, Lehigh County, airport aboard the plane, one of less than 15 airworthy B-17Gs remaining.

May 14, 2015, 3:41PM

A Boeing B-17G Flying Fortress named the Aluminum Overcast, owned by the Experimental Aircraft Association, visits Lehigh Valley International Airport on May 14, 2015. The association was promoting upcoming flights out of the Hanover Township, Lehigh County, airport aboard the plane, one of less than 15 airworthy B-17Gs remaining.

May 14, 2015, 3:41PM

A Boeing B-17G Flying Fortress named the Aluminum Overcast, owned by the Experimental Aircraft Association, visits Lehigh Valley International Airport on May 14, 2015. The association was promoting upcoming flights out of the Hanover Township, Lehigh County, airport aboard the plane, one of less than 15 airworthy B-17Gs remaining.

May 14, 2015, 3:41PM

A Boeing B-17G Flying Fortress named the Aluminum Overcast, owned by the Experimental Aircraft Association, visits Lehigh Valley International Airport on May 14, 2015. The association was promoting upcoming flights out of the Hanover Township, Lehigh County, airport aboard the plane, one of less than 15 airworthy B-17Gs remaining.

May 14, 2015, 3:41PM

A Boeing B-17G Flying Fortress named the Aluminum Overcast, owned by the Experimental Aircraft Association, visits Lehigh Valley International Airport on May 14, 2015. The association was promoting upcoming flights out of the Hanover Township, Lehigh County, airport aboard the plane, one of less than 15 airworthy B-17Gs remaining.

May 14, 2015, 3:41PM

A Boeing B-17G Flying Fortress named the Aluminum Overcast, owned by the Experimental Aircraft Association, visits Lehigh Valley International Airport on May 14, 2015. The association was promoting upcoming flights out of the Hanover Township, Lehigh County, airport aboard the plane, one of less than 15 airworthy B-17Gs remaining.

May 14, 2015, 3:41PM

A Boeing B-17G Flying Fortress named the Aluminum Overcast, owned by the Experimental Aircraft Association, visits Lehigh Valley International Airport on May 14, 2015. The association was promoting upcoming flights out of the Hanover Township, Lehigh County, airport aboard the plane, one of less than 15 airworthy B-17Gs remaining.

May 14, 2015, 3:41PM

A Boeing B-17G Flying Fortress named the Aluminum Overcast, owned by the Experimental Aircraft Association, visits Lehigh Valley International Airport on May 14, 2015. The association was promoting upcoming flights out of the Hanover Township, Lehigh County, airport aboard the plane, one of less than 15 airworthy B-17Gs remaining.